aoe: update driver version

Update aoe driver version number to 32.
Signed-off-by: N"Ed L. Cashin" <ecashin@coraid.com>
Acked-by: NAlan Cox <alan@redhat.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/block/aoe/aoe.h

 /* Copyright (c) 2006 Coraid, Inc.  See COPYING for GPL terms. */
-#define VERSION "22"
+#define VERSION "32"
 #define AOE_MAJOR 152
 #define DEVICE_NAME "aoe"